set(TOOLS_SRC
    ${CMAKE_CURRENT_LIST_DIR}/pen_picker.cpp
    ${CMAKE_CURRENT_LIST_DIR}/pen_picker.h
    ${CMAKE_CURRENT_LIST_DIR}/pen_item.cpp
    ${CMAKE_CURRENT_LIST_DIR}/pen_item.h
    ${CMAKE_CURRENT_LIST_DIR}/shape_item.cpp
    ${CMAKE_CURRENT_LIST_DIR}/shape_item.h
    ${CMAKE_CURRENT_LIST_DIR}/shape_picker.cpp
    ${CMAKE_CURRENT_LIST_DIR}/shape_picker.h
)
 

